copper [ˈkɒpə(r)]
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基本释义
n.铜;铜币;铜器;adj.铜(制)的;(紫)铜色的
英英释义
a reddish-brown metal used especially for making wire and coins , or the reddish brown colour of this metal
参考例句
The students are asked to prove the purity of copper. 要求学生们检验铜的纯度。
Copper is a good medium for the conduction of heat and electricity. 铜是热和电的良导体。
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